Home / 19,500.59-29,193.47-12,081.20

Finding the Fourth Proportional to 19,500.59, 29,193.47 and 12,081.20

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Solution

The fourth proportional to 19,500.59, 29,193.47 and 12,081.20 is: 18,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,500.59 : 29,193.47 = 12,081.20 : x
  2. Step 2: Convert to fraction form
    19,500.59/29,193.47 = 12,081.20/x
  3. Step 3: Cross multiply
    19,500.59x = 29,193.47 × 12,081.20
  4. Step 4: Simplify right side
    19,500.59x = 352,692,034.00
  5. Step 5: Solve for x
    x = 352,692,034.00/19,500.59
  6. Step 6: Final answer
    x = 18,086.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.